A scatterplot displays the relationship between 2 numeric variables. For each data point, the value of its first variable is represented on the X axis, the second on the Y axis.
<!-- Include the CanvasXpress library in your HTML file -->
<link rel="stylesheet" href="https://www.canvasxpress.org/dist/canvasXpress.css" type="text/css"/>
<script src="https://www.canvasxpress.org/canvasXpress.min.js"></script>
<!-- Create a canvas element for the chart with the desired dimensions -->
<div>
<canvas id="canvasId" width="600" height="600"</canvas>
</div>
<!-- Create a script to initialize the chart -->
<script>
<!-- Create the data for the graph -->
var data = {
"y" : {
"data" : [
[0.665,1.561],
[0.701,1.99],
[0.71,2.118],
[0.767,3.834],
[0.801,4.602],
[0.807,5.199],
[0.825,4.255],
[0.831,4.818],
[0.891,5.064],
[0.902,5.283],
[0.928,5.344],
[0.97,4.691],
[0.973,5.055],
[0.98,4.937],
[0.997,3.752],
[1,3.965],
[1.021,3.275],
[1.045,2.849],
[1.074,2.286],
[1.089,1.64],
[1.148,0.97],
[1.224,0.537]
],
"smps" : ["E","NOx"],
"vars" : ["V1","V2","V3","V4","V5","V6","V7","V8","V9","V10","V11","V12","V13","V14","V15","V16","V17","V18","V19","V20","V21","V22"]
}
}
<-- Create the configuration for the graph -->
var config = {
"graphType":"Scatter2D",
"showConfidenceIntervals":"true",
"showLoessFit":"true",
"theme":"CanvasXpress",
"title":"Loess Fit",
"xAxis":[
"E"
],
"yAxis":[
"NOx"
]
}
<!-- Call the CanvasXpress function to create the graph -->
var cX = new CanvasXpress("canvasId", data, config);
</script>
library(canvasXpress)
y=read.table("https://www.canvasxpress.org/data/cX-loess2-dat.txt", header=TRUE, sep="\t", quote="", row.names=1, fill=TRUE, check.names=FALSE, stringsAsFactors=FALSE)
canvasXpress(
data=y,
graphType="Scatter2D",
showConfidenceIntervals=TRUE,
showLoessFit=TRUE,
theme="CanvasXpress",
title="Loess Fit",
xAxis=list("E"),
yAxis=list("NOx")
)
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